Finding the Third Proportional to 79,986 and 185,173

Step by Step Solution

1. Step 1: Write the proportion equation
   79,986 : 185,173 = 185,173 : x
2. Step 2: Convert to fraction form
   79,986/185,173 = 185,173/x
3. Step 3: Cross multiply
   79,986x = 185,173 × 185,173
4. Step 4: Simplify right side
   79,986x = 34,289,039,929
5. Step 5: Solve for x
   x = 34,289,039,929/79,986
6. Step 6: Final answer
   x = 428,688.02